DDS.nb

(* Content-type: application/vnd.wolfram.mathematica *)

(*** Wolfram Notebook File ***)
(* http://www.wolfram.com/nb *)

(* CreatedBy='Mathematica 11.0' *)

(*CacheID: 234*)
(* Internal cache information:
NotebookFileLineBreakTest
NotebookFileLineBreakTest
NotebookDataPosition[       158,          7]
NotebookDataLength[      3230,         94]
NotebookOptionsPosition[      2949,         79]
NotebookOutlinePosition[      3305,         95]
CellTagsIndexPosition[      3262,         92]
WindowFrame->Normal*)

(* Beginning of Notebook Content *)
Notebook[{
Cell[BoxData[{
 RowBox[{
  RowBox[{"ClearAll", "[", "DDS", "]"}], ";"}], "\[IndentingNewLine]", 
 RowBox[{
  RowBox[{
   RowBox[{"DDS", "[", 
    RowBox[{"id_Integer", ",", "key_String", ",", 
     RowBox[{"val_:", "Null"}]}], "]"}], ":=", 
   RowBox[{"(", 
    RowBox[{
     RowBox[{"If", "[", 
      RowBox[{
       RowBox[{
        RowBox[{"Quiet", "@", 
         RowBox[{"Check", "[", 
          RowBox[{
           RowBox[{"Socket`SocketInformation", "@", "$DDS"}], ",", "Null", 
           ",", 
           RowBox[{"Socket`SocketInformation", "::", "nosocket"}]}], "]"}]}], 
        "===", "Null"}], ",", 
       RowBox[{
        RowBox[{"Quiet", "@", 
         RowBox[{"Close", "@", "$DDS"}]}], ";", 
        RowBox[{"$DDS", "=", 
         RowBox[{"SocketConnect", "[", 
          RowBox[{"{", 
           RowBox[{"\"\<127.0.0.1\>\"", ",", "9999"}], "}"}], "]"}]}]}]}], 
      "]"}], ";", 
     RowBox[{"If", "[", 
      RowBox[{
       RowBox[{"val", "=!=", "Null"}], ",", "\[IndentingNewLine]", 
       RowBox[{
        RowBox[{"WriteString", "[", 
         RowBox[{"$DDS", ",", 
          RowBox[{"key", "<>", "\"\< \>\"", "<>", 
           RowBox[{"ToString", "@", "id"}], "<>", "\"\< \>\"", "<>", 
           RowBox[{"ToString", "@", "val"}], "<>", "\"\<\\n\>\""}]}], "]"}], 
        ";", "\[IndentingNewLine]", 
        RowBox[{"Pause", "[", "0.1", "]"}], ";"}], ",", "\[IndentingNewLine]", 
       RowBox[{
        RowBox[{"WriteString", "[", 
         RowBox[{"$DDS", ",", 
          RowBox[{"key", "<>", "\"\<? \>\"", "<>", 
           RowBox[{"ToString", "@", "id"}], "<>", "\"\<\\n\>\""}]}], "]"}], 
        ";", "\[IndentingNewLine]", 
        RowBox[{"Pause", "[", "0.1", "]"}], ";", "\[IndentingNewLine]", 
        RowBox[{"ToExpression", "@", 
         RowBox[{"StringTrim", "@", 
          RowBox[{"ReadString", "[", 
           RowBox[{"$DDS", ",", "EndOfBuffer"}], "]"}]}]}]}]}], "]"}]}], 
    ")"}]}], ";"}]}], "Input",
 InitializationCell->True,
 CellChangeTimes->{{3.754524828236849*^9, 3.7545248306121635`*^9}, {
  3.75452489637302*^9, 3.754524956557049*^9}, {3.7545249937509556`*^9, 
  3.754524997210144*^9}, {3.7545250359220777`*^9, 3.7545251764868355`*^9}, {
  3.754525267636568*^9, 3.754525318829689*^9}, {3.754525355014906*^9, 
  3.7545254543961573`*^9}, {3.7545551813528748`*^9, 3.754555199014868*^9}, {
  3.7546396395640073`*^9, 3.75463965870549*^9}}]
},
WindowSize->{978, 950},
WindowMargins->{{395, Automatic}, {Automatic, 0}},
FrontEndVersion->"11.0 for Microsoft Windows (64-bit) (2016\:5e747\:670828\
\:65e5)",
StyleDefinitions->"Default.nb"
]
(* End of Notebook Content *)

(* Internal cache information *)
(*CellTagsOutline
CellTagsIndex->{}
*)
(*CellTagsIndex
CellTagsIndex->{}
*)
(*NotebookFileOutline
Notebook[{
Cell[558, 20, 2387, 57, 233, "Input",
 InitializationCell->True]
}
]
*)